Billing Information

Send payments to:
Knowland Group
PO Box 347710
Pittsburgh, PA  15251-4710

Use a credit card or ACH payment and follow the link below:
Use your personal user ID and password to complete your payment.
*Online pay is available only if paying in US Dollars or CAD Dollars.

Use a credit card or ACH payment and call the following number:

For information on payment via wire transfer, please contact or 302-645-9777.

Payments in Other Currencies

For payments that are not in US Dollars, please email us for options at .

Billing Inquiries

For questions on your invoice, payments, or account balances, please contact the accounting department at 302-645-9777 or .

Customer Service

For questions on your contract or for service issues, please contact Client Care at 410-860-2270 or .